package com.Iconcat.system.service;

import com.Iconcat.system.entity.PaymentMethod;
import com.Iconcat.system.entity.QRCodeEntity;
import com.baomidou.mybatisplus.extension.service.IService;

import java.util.Optional;

public interface QRCodeService extends IService<QRCodeEntity> {
    // 根据主键 ID 查询
    QRCodeEntity getById(Long id);
}
